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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkBenchmark.h" | 8 #include "SkBenchmark.h" |
9 #include "SkCanvas.h" | 9 #include "SkCanvas.h" |
10 #include "SkPaint.h" | 10 #include "SkPaint.h" |
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45 alloc.reset(); | 45 alloc.reset(); |
46 } | 46 } |
47 } | 47 } |
48 | 48 |
49 private: | 49 private: |
50 typedef SkBenchmark INHERITED; | 50 typedef SkBenchmark INHERITED; |
51 }; | 51 }; |
52 | 52 |
53 DEF_BENCH( return new ChunkAllocBench(64); ) | 53 DEF_BENCH( return new ChunkAllocBench(64); ) |
54 DEF_BENCH( return new ChunkAllocBench(8*1024); ) | 54 DEF_BENCH( return new ChunkAllocBench(8*1024); ) |
| 55 |
| 56 static int* calloc(size_t num) { |
| 57 return (int*)sk_calloc_throw(num*sizeof(int)); |
| 58 } |
| 59 |
| 60 static int* malloc_bzero(size_t num) { |
| 61 const size_t bytes = num*sizeof(int); |
| 62 int* ints = (int*)sk_malloc_throw(bytes); |
| 63 sk_bzero(ints, bytes); |
| 64 return ints; |
| 65 } |
| 66 |
| 67 class ZerosBench : public SkBenchmark { |
| 68 size_t fNum; |
| 69 bool fRead; |
| 70 bool fWrite; |
| 71 bool fUseCalloc; |
| 72 SkString fName; |
| 73 public: |
| 74 ZerosBench(size_t num, bool read, bool write, bool useCalloc) |
| 75 : fNum(num) |
| 76 , fRead(read) |
| 77 , fWrite(write) |
| 78 , fUseCalloc(useCalloc) { |
| 79 fName.printf("memory_%s", useCalloc ? "calloc" : "malloc_bzero"); |
| 80 if (read && write) { |
| 81 fName.appendf("_rw"); |
| 82 } else if (read) { |
| 83 fName.appendf("_r"); |
| 84 } else if (write) { |
| 85 fName.appendf("_w"); |
| 86 } |
| 87 fName.appendf("_"SK_SIZE_T_SPECIFIER, num); |
| 88 fIsRendering = false; |
| 89 } |
| 90 |
| 91 protected: |
| 92 virtual const char* onGetName() SK_OVERRIDE { |
| 93 return fName.c_str(); |
| 94 } |
| 95 |
| 96 virtual void onDraw(SkCanvas*) SK_OVERRIDE { |
| 97 for (int i = 0; i < this->getLoops(); i++) { |
| 98 int* zeros = fUseCalloc ? calloc(fNum) : malloc_bzero(fNum); |
| 99 if (fRead) { |
| 100 volatile int x = 15; |
| 101 for (size_t j = 0; j < fNum; j++) { |
| 102 x ^= zeros[j]; |
| 103 } |
| 104 } |
| 105 if (fWrite) { |
| 106 for (size_t j = 0; j < fNum; j++) { |
| 107 zeros[j] = 15; |
| 108 } |
| 109 } |
| 110 sk_free(zeros); |
| 111 } |
| 112 } |
| 113 }; |
| 114 |
| 115 // zero count r w useCalloc? |
| 116 DEF_BENCH(return new ZerosBench(1024*1024, 0, 0, 0)) |
| 117 DEF_BENCH(return new ZerosBench(1024*1024, 0, 0, 1)) |
| 118 DEF_BENCH(return new ZerosBench(1024*1024, 0, 1, 0)) |
| 119 DEF_BENCH(return new ZerosBench(1024*1024, 0, 1, 1)) |
| 120 DEF_BENCH(return new ZerosBench(1024*1024, 1, 0, 0)) |
| 121 DEF_BENCH(return new ZerosBench(1024*1024, 1, 0, 1)) |
| 122 DEF_BENCH(return new ZerosBench(1024*1024, 1, 1, 0)) |
| 123 DEF_BENCH(return new ZerosBench(1024*1024, 1, 1, 1)) |
| 124 |
| 125 DEF_BENCH(return new ZerosBench(256*1024, 0, 0, 0)) |
| 126 DEF_BENCH(return new ZerosBench(256*1024, 0, 0, 1)) |
| 127 DEF_BENCH(return new ZerosBench(256*1024, 0, 1, 0)) |
| 128 DEF_BENCH(return new ZerosBench(256*1024, 0, 1, 1)) |
| 129 DEF_BENCH(return new ZerosBench(256*1024, 1, 0, 0)) |
| 130 DEF_BENCH(return new ZerosBench(256*1024, 1, 0, 1)) |
| 131 DEF_BENCH(return new ZerosBench(256*1024, 1, 1, 0)) |
| 132 DEF_BENCH(return new ZerosBench(256*1024, 1, 1, 1)) |
| 133 |
| 134 DEF_BENCH(return new ZerosBench(4*1024, 0, 0, 0)) |
| 135 DEF_BENCH(return new ZerosBench(4*1024, 0, 0, 1)) |
| 136 DEF_BENCH(return new ZerosBench(4*1024, 0, 1, 0)) |
| 137 DEF_BENCH(return new ZerosBench(4*1024, 0, 1, 1)) |
| 138 DEF_BENCH(return new ZerosBench(4*1024, 1, 0, 0)) |
| 139 DEF_BENCH(return new ZerosBench(4*1024, 1, 0, 1)) |
| 140 DEF_BENCH(return new ZerosBench(4*1024, 1, 1, 0)) |
| 141 DEF_BENCH(return new ZerosBench(4*1024, 1, 1, 1)) |
| 142 |
| 143 DEF_BENCH(return new ZerosBench(300, 0, 0, 0)) |
| 144 DEF_BENCH(return new ZerosBench(300, 0, 0, 1)) |
| 145 DEF_BENCH(return new ZerosBench(300, 0, 1, 0)) |
| 146 DEF_BENCH(return new ZerosBench(300, 0, 1, 1)) |
| 147 DEF_BENCH(return new ZerosBench(300, 1, 0, 0)) |
| 148 DEF_BENCH(return new ZerosBench(300, 1, 0, 1)) |
| 149 DEF_BENCH(return new ZerosBench(300, 1, 1, 0)) |
| 150 DEF_BENCH(return new ZerosBench(300, 1, 1, 1)) |
| 151 |
| 152 DEF_BENCH(return new ZerosBench(4, 0, 0, 0)) |
| 153 DEF_BENCH(return new ZerosBench(4, 0, 0, 1)) |
| 154 DEF_BENCH(return new ZerosBench(4, 0, 1, 0)) |
| 155 DEF_BENCH(return new ZerosBench(4, 0, 1, 1)) |
| 156 DEF_BENCH(return new ZerosBench(4, 1, 0, 0)) |
| 157 DEF_BENCH(return new ZerosBench(4, 1, 0, 1)) |
| 158 DEF_BENCH(return new ZerosBench(4, 1, 1, 0)) |
| 159 DEF_BENCH(return new ZerosBench(4, 1, 1, 1)) |
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